http://hl7.org/fhir/StructureDefinition/humanname-own-prefix|4.0.1

The prefix portion (e.g. voorvoegsel) of the family name that is derived from the person's own surname, as distinguished from any portion that is derived from the surname of the person's partner or spouse.
NameFlagsCardTypeDescription & Constraints
Extension
0..1Voorvoegsel derived from person's own surname
 
extension
?..0
 
url
?..?
 
value[x] *
1..?
 
 
valueString *
1..?string